rdblue commented on a change in pull request #1747:
URL: https://github.com/apache/iceberg/pull/1747#discussion_r521675281
##########
File path:
parquet/src/main/java/org/apache/iceberg/parquet/ParquetDictionaryRowGroupFilter.java
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@@ -148,6 +148,16 @@ public Boolean or(Boolean leftResult, Boolean rightResult)
{
return ROWS_MIGHT_MATCH;
}
+ @Override
+ public <T> Boolean isNaN(BoundReference<T> ref) {
+ return ROWS_MIGHT_MATCH;
Review comment:
If there is a NaN value, then it would be in the Parquet dictionary. I
think that we can implement this for Parquet.
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